221380324

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{421}}^1$

素因数の和:509

約数の個数: 96

約数和(自身を含む): 484928640

約数和(自身を除く): 263548316

約数列:

[1, 2, 4, 11, 17, 19, 22, 34, 37, 38, 44, 68, 74, 76, 148, 187, 209, 323, 374, 407, 418, 421, 629, 646, 703, 748, 814, 836, 842, 1258, 1292, 1406, 1628, 1684, 2516, 2812, 3553, 4631, 6919, 7106, 7157, 7733, 7999, 9262, 11951, 13838, 14212, 14314, 15466, 15577, 15998, 18524, 23902, 27676, 28628, 30932, 31154, 31996, 47804, 62308, 78727, 87989, 131461, 135983, 157454, 171347, 175978, 262922, 264809, 271966, 295963, 314908, 342694, 351956, 525844, 529618, 543932, 591926, 685388, 1059236, 1183852, 1495813, 2912899, 2991626, 3255593, 5031371, 5825798, 5983252, 6511186, 10062742, 11651596, 13022372, 20125484, 55345081, 110690162, 221380324]

約数ペア:

[(1, 221380324), (2, 110690162), (4, 55345081), (11, 20125484), (17, 13022372), (19, 11651596), (22, 10062742), (34, 6511186), (37, 5983252), (38, 5825798), (44, 5031371), (68, 3255593), (74, 2991626), (76, 2912899), (148, 1495813), (187, 1183852), (209, 1059236), (323, 685388), (374, 591926), (407, 543932), (418, 529618), (421, 525844), (629, 351956), (646, 342694), (703, 314908), (748, 295963), (814, 271966), (836, 264809), (842, 262922), (1258, 175978), (1292, 171347), (1406, 157454), (1628, 135983), (1684, 131461), (2516, 87989), (2812, 78727), (3553, 62308), (4631, 47804), (6919, 31996), (7106, 31154), (7157, 30932), (7733, 28628), (7999, 27676), (9262, 23902), (11951, 18524), (13838, 15998), (14212, 15577), (14314, 15466)]